Altera Cyclone V GT FPGA Development Board Manual de usuario Pagina 15

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Chapter 2: Board Components 2–7
MAX V CPLD 5M2210 System Controller
September 2014 Altera Corporation Cyclone V GT FPGA Development Board
Reference Manual
Figure 2–2 illustrates the MAX V CPLD 5M2210 System Controller's functionality and
external circuit connections as a block diagram.
Table 25 lists the I/O signals present on the MAX V CPLD 5M2210 System
Controller. The signal names and functions are relative to the MAX V device.
Figure 2–2. MAX V CPLD 5M2210 System Controller Block Diagram
Information
Register
Embedded
USB-Blaster II
Si571
Controller
Si570
Controller
SLD-HUB
PFL
FSM Bus
MAX V CPLD System Controller
Power
Measurement
Results
Virtual-JTAG
PC
FPGA
LTC2418
Controller
Flash
Decoder
Encoder
GPIO
JTAG Control
SSRAM
Control
Register
Si571
Programmable
Oscillator
Si570
Programmable
Oscillator
Table 2–5. MAX V CPLD 5M2210 System Controller Device Pin-Out (Part 1 of 5)
Board
Reference (U32)
Schematic Signal Name I/O Standard Description
L2
ASSP_CPLD_MRN
2.5-V For ASSP design (optional)
R12
ASSP_MODE
2.5-V For ASSP design (optional)
B9
CLK125_EN
2.5-V 125 MHz oscillator enable
E9
CLK50_EN
2.5-V 50 MHz oscillator enable
J5
CLK_CONFIG
2.5-V 100 MHz configuration clock input
A15
CLK_ENABLE
2.5-V DIP switch for clock oscillator enable
A13
CLK_SEL
2.5-V DIP switch for clock select—SMA or oscillator
J12
CLKIN_MAX_50
2.5-V 50 MHz clock input
C9
CLOCK_SCL
2.5-V Programmable oscillator I
2
C clock
D9
CLOCK_SDA
2.5-V Programmable oscillator I
2
C data
D10
CPU_RESETN
2.5-V FPGA reset push button
M1
EXTRA_SIG0
2.5-V Embedded USB-Blaster II interface. Reserved for future use
T13
EXTRA_SIG1
1.8-V Embedded USB-Blaster II interface. Reserved for future use
T15
EXTRA_SIG2
1.8-V Embedded USB-Blaster II interface. Reserved for future use
R14
FACTORY_REQUEST
1.8-V
Embedded USB-Blaster II request to send FACTORY
command
N12
FACTORY_STATUS
1.8-V Embedded USB-Blaster II FACTORY command status
A2
FACTORY_USER
1.8-V DIP switch to load factory or user design at power-up
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